No definition available.

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Period Type:	instant

Sales-Type Lease, Net Investment In Lease, Accrued Interest, After Allowance For Credit Loss, Statement Of Financial Position, Extensible List Not Disclosed Flag

No definition available.

Name:	hrbr_SalesTypeLeaseNetInvestmentInLeaseAccruedInterestAfterAllowanceForCreditLossStatementOfFinancialPositionExtensibleListNotDisclosedFlag
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Data Type:	xbrli:stringItemType
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Sales-Type Lease, Number Of Aircrafts

No definition available.

Name:	hrbr_SalesTypeLeaseNumberOfAircrafts
Namespace Prefix:	hrbr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

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Period Type:	duration

Term of lessor's sales-type lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Data Type:	xbrli:durationItemType
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Period Type:	instant

Amount of interest income from net investment in sales-type lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount, before allowance for credit loss, of net investment in sales-type lease.

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Amount, after allowance for credit loss, of accrued interest on net investment in sales-type lease.

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Amount, after allowance for credit loss, of net investment in sales-type lease.

Name:	us-gaap_SalesTypeLeaseNetInvestmentInLeaseAfterAllowanceForCreditLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount, after allowance for credit loss, of net investment in sales-type lease, classified as current.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Name:	us-gaap_SalesTypeLeaseNetInvestmentInLeaseAfterAllowanceForCreditLossCurrent
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Amount, after allowance for credit loss, of net investment in sales-type lease, classified as noncurrent.

Name:	us-gaap_SalesTypeLeaseNetInvestmentInLeaseAfterAllowanceForCreditLossNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Amount of allowance for credit loss on net investment in sales-type lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_SalesTypeLeaseNetInvestmentInLeaseAllowanceForCreditLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of increase (decrease) in allowance for credit loss on net investment in sales-type lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
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-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Name:	us-gaap_SalesTypeLeaseNetInvestmentInLeaseAllowanceForCreditLossPeriodIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

Amount of sales-type lease revenue.

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